North American Fruit Explorers mailing list at ibiblio

["Lawrence F. London, Jr." <lflj@bellsouth.net>]

On 2/5/2011 12:18 PM, Road's End Farm wrote:
> On Feb 5, 2011, at 12:12 PM, Lawrence F. London, Jr. wrote:
>
> > Open Office and Libre Office will open them automatically.
>
>
> Will NeoOffice for Mac open them? I have neither Open Office nor Libre
> Office.

I am not a Mac user so I would suggest Googling that.
This for starters and there may be many other ways to do it:

http://www.ehow.com/how_6340136_open-ppt-files-mac.html
Use a NeoOffice Impress to open .ppt and .pptx files for free on your 
Mac. Impress is the presentation software included with NeoOffice, an 
open source suite of applications. Impress can open and edit .ppt and 
.pptx files, however, it does not support video elements included in the 
file.
Read more: How to Open PPT Files on a Mac | eHow.com 
http://www.ehow.com/how_6340136_open-ppt-files-mac.html#ixzz1D6e1ITJd